CN210672730U

CN210672730U - Multifunctional chair

Info

Publication number: CN210672730U
Application number: CN201921721629.XU
Authority: CN
Inventors: 孔飞; 李威崧
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-10-14
Filing date: 2019-10-14
Publication date: 2020-06-05
Anticipated expiration: 2029-10-14

Abstract

The utility model discloses a multifunctional chair, including lower part supporting component, install in seat support on the lower part supporting component, install in the handrail of the seat support left and right sides and connect in the back at seat support rear portion, the seat support can for the supporting component inclines forward the rotation. The utility model discloses the user accessible leans forward the seat support and changes the position of sitting, and the seat support leans forward and is favorable to the user to straighten the backbone, keeps the stability and the health of backbone.

Description

Multifunctional chair

Technical Field

The utility model relates to a life official working technical field, concretely relates to multifunctional chair.

Background

For office workers, long-time sitting is difficult to avoid, people feel soreness of the waist and back pain due to long-time sitting, the existing seat generally comprises a seat and a backrest, the seat is generally fixed and cannot support the spine, and the spine cannot move, so that the spine is strained after long-time sitting, and the spine is stiff.

SUMMERY OF THE UTILITY MODEL

To the defect among the prior art, the utility model provides a multifunctional seat to be favorable to the straight backbone of user, keep the stability and the health of backbone.

The utility model provides a multifunctional chair, including lower part supporting component, install in seat support on the lower part supporting component, install in the handrail of the seat support left and right sides and connect in the back at seat support rear portion, the seat support can for the supporting component inclines forward the rotation.

Furthermore, the support assembly comprises a base and a bottom beam fixed on the base, the front part of the bottom beam is hinged to the lower side of the front part of the chair seat, the support assembly further comprises a gas spring supported between the bottom beam and the chair seat, the lower end of the gas spring is hinged to the rear part of the bottom beam, and the upper end of the gas spring is hinged to the lower side of the rear part of the chair seat.

Furthermore, the support assembly further comprises a short connecting rod and a long connecting rod, one end of the short connecting rod is hinged to the lower side of the rear portion of the seat, the front portion of the bottom beam is bent upwards, one end of the long connecting rod is hinged to the bent portion of the bottom beam, the other end of the long connecting rod is hinged to the other end of the short connecting rod, and the seat, the bottom beam, the long connecting rod and the short connecting rod form a parallelogram.

Further, the base comprises a chair leg support and a pneumatic rod arranged in the middle of the chair leg support, and the middle of the bottom beam is fixed at the upper end of the pneumatic rod.

Further, each chair foot of the chair foot bracket is provided with a universal wheel.

Further, the left and right sides of seat support is connected with the backup pad mounting bracket, the front end of seat support is stretched out to the front portion of backup pad mounting bracket, and the front portion of backup pad mounting bracket articulates there is the backup pad.

Furthermore, the backrest is rotatably installed at the rear part of the seat, and a backrest locking mechanism for unlocking and locking the rotation of the backrest is arranged on one side of the seat.

Further, the handrail can be lifted.

The beneficial effects of the utility model are embodied in: because the seat support of this application can rotate the slope forward for the seat support, the user's accessible leans forward the seat support and changes the position of sitting, and the seat support leans forward and is favorable to the user to straighten the backbone, keeps the stability and the health of backbone.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.

Fig. 1 is a three-dimensional structure of an embodiment of the present invention;

fig. 2 is a side view of an embodiment of the present invention.

In the drawings: 1 denotes a lower support assembly; 11 denotes a base; 111 a chair leg support; 112, a gas cylinder; 113 a universal wheel; 12 denotes a bottom beam; 13 denotes a gas spring; 14 denotes a short link; 15 denotes a long link; 2 represents a seat; 3 denotes a handrail; 4 denotes a backrest; reference numeral 51 denotes a support plate mounting bracket; and 52 denotes a support plate.

Detailed Description

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.

It is to be noted that unless otherwise specified, technical or scientific terms used herein shall have the ordinary meaning as understood by those skilled in the art to which the present invention belongs.

As shown in fig. 1-2, an embodiment of the present invention provides a multifunctional chair, which includes a lower supporting component 1, a chair seat 2 installed on the lower supporting component 1, armrests 3 installed on the left and right sides of the chair seat 2, and a backrest 4 connected to the rear portion of the chair seat 2.

The seat 2 can be tilted forward with respect to the support assembly 1. As a specific example, referring to fig. 2, the support assembly includes a base 11, a bottom beam 12 fixed to the base 11, a front portion of the bottom beam 12 being hinged to a lower side of a front portion of the seat 2, and a gas spring 13 supported between the bottom beam 12 and the seat 2, a lower end of the gas spring 13 being hinged to a rear portion of the bottom beam 12, and an upper end of the gas spring 13 being hinged to a lower side of a rear portion of the seat 2. Under the condition of normal use, seat support 2 is kept flat on floorbar 12, when the user need move about and straight spine, can act on the human gravity core antedisplacement on seat support 2, make seat support 2 take place to incline forward, the rear portion of seat support 2 sticks up, and then support straight to the spine of human body, keep the stability and the health of spine, the purpose that sets up air spring 13 is in order to improve 2 pivoted stationarities of seat support, it is more gentle at the in-process that incline forward or lay flat, the travelling comfort has been improved.

Furthermore, the supporting component further comprises a short connecting rod 14 and a long connecting rod 15, one end of the short connecting rod 14 is hinged to the lower side of the rear portion of the seat 2, the front portion of the bottom beam 12 is bent upwards, one end of the long connecting rod 15 is hinged to the bent portion of the bottom beam 12, the other end of the long connecting rod 15 is hinged to the other end of the short connecting rod 14, and the seat 2, the bottom beam 12, the long connecting rod 15 and the short connecting rod 14 form a parallelogram, so that the stability of the seat 2 can be improved, and the seat is firmer and more durable.

As a specific embodiment, referring to fig. 1 and 2, the base 11 includes a leg support 111 and a pneumatic rod 112 mounted in the middle of the leg support 111, the middle of the bottom beam 12 is fixed to the upper end of the pneumatic rod 112, and each leg of the leg support 111 is mounted with a universal wheel 113, so that the chair of the present application has the lifting and moving functions of the office chair in the market, but in other embodiments, the base 11 may also be a fixed support.

As a further improvement of the above scheme, referring to fig. 1 and 2, the left and right sides of the seat 2 are connected with support plate mounting frames 51, the front parts of the support plate mounting frames 51 extend out of the front end of the seat 2, the front parts of the support plate mounting frames 51 are hinged with support plates 52, when the seat 2 tilts forward and straightens the spine, the support plates 52 are abutted against the front sides of the shanks to support the human body, so as to prevent the human body from sliding off the inclined seat 2, and facilitate the user to adjust to a comfortable posture, when the support plates 52 are not used, the support plates 52 can be folded under the seat 2 without occupying space, and what is shown in fig. 1 and 2 is the case that the support plates 52 are folded under the seat 2.

The backrest 4 is rotatably mounted at the rear part of the seat 2, one side of the seat 2 is provided with a backrest locking mechanism for unlocking and locking the rotation of the backrest 4, and the backrest locking mechanism can refer to the backrest locking mechanism of the existing automobile seat, belongs to the prior art, is not the essential point of the invention of the application, and is not described herein again. The backrest 4 of the present application can be rotated flat for use as a bed and when the chair is used as a bed, the support plate 52 is rotated to a horizontal position to increase the length of the bed.

In addition, 3 liftable handrails, 3 specific accessible of handrail lift realize through the structure of the flexible cover of flexible locking in area, because 3 liftable handrails, the user can adjust 3 comfortable positions of handrail, shares the pressure of waist with elbow or armpit, and then plays the effect of alleviating the waist.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the scope of the embodiments of the present invention, and are intended to be covered by the claims and the specification.

Claims

1. A multifunctional chair comprises a lower supporting component, a chair seat arranged on the lower supporting component, armrests arranged on the left side and the right side of the chair seat and a backrest connected to the rear part of the chair seat, and is characterized in that: the seat is rotatable forwardly and tiltable relative to the support assembly.

2. The multifunction seat of claim 1, wherein: the support assembly comprises a base and a bottom beam fixed on the base, the front part of the bottom beam is hinged to the lower side of the front part of the chair seat, the support assembly further comprises an air spring supported between the bottom beam and the chair seat, the lower end of the air spring is hinged to the rear part of the bottom beam, and the upper end of the air spring is hinged to the lower side of the rear part of the chair seat.

3. The multifunction seat of claim 2, wherein: the support assembly further comprises a short connecting rod and a long connecting rod, one end of the short connecting rod is hinged to the lower side of the rear portion of the seat, the front portion of the bottom beam is bent upwards, one end of the long connecting rod is hinged to the bent portion of the bottom beam, the other end of the long connecting rod is hinged to the other end of the short connecting rod, and the seat, the bottom beam, the long connecting rod and the short connecting rod form a parallelogram.

4. The multifunction seat according to claim 2 or 3, wherein: the base comprises a chair leg support and an air pressure rod arranged in the middle of the chair leg support, and the middle of the bottom beam is fixed at the upper end of the air pressure rod.

5. The multifunction seat of claim 4, wherein: and each chair foot of the chair foot bracket is provided with a universal wheel.

6. The multifunction seat of claim 1, wherein: the left and right sides of seat support is connected with the backup pad mounting bracket, the front end of seat support is stretched out to the front portion of backup pad mounting bracket, and the front portion of backup pad mounting bracket articulates there is the backup pad.

7. The multifunction seat of claim 6, wherein: the backrest is rotatably installed at the rear part of the seat, and a backrest locking mechanism used for unlocking and locking the rotation of the backrest is arranged on one side of the seat.

8. The multifunction seat of claim 1, wherein: the handrail can be lifted.